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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * --------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * XYBoxAnnotation.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * --------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2005-2009, by Object Refinery Limited and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   Peter Kolb (see patch 2809117);<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes:<a name="line.35"></a>
<span class="sourceLineNo">036</span> * --------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 19-Jan-2005 : Version 1 (DG);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 06-Jun-2005 : Fixed equals() method to handle GradientPaint (DG);<a name="line.38"></a>
<span class="sourceLineNo">039</span> *<a name="line.39"></a>
<span class="sourceLineNo">040</span> */<a name="line.40"></a>
<span class="sourceLineNo">041</span><a name="line.41"></a>
<span class="sourceLineNo">042</span>package org.jfree.chart.annotations;<a name="line.42"></a>
<span class="sourceLineNo">043</span><a name="line.43"></a>
<span class="sourceLineNo">044</span>import java.awt.BasicStroke;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import java.awt.Color;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import java.awt.Graphics2D;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import java.awt.Paint;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import java.awt.Stroke;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import java.awt.geom.Rectangle2D;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import java.io.IOException;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import java.io.ObjectInputStream;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import java.io.ObjectOutputStream;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import java.io.Serializable;<a name="line.53"></a>
<span class="sourceLineNo">054</span><a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.jfree.chart.axis.ValueAxis;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.jfree.chart.plot.Plot;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.jfree.chart.plot.PlotOrientation;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.jfree.chart.plot.PlotRenderingInfo;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import org.jfree.chart.plot.XYPlot;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import org.jfree.io.SerialUtilities;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import org.jfree.ui.RectangleEdge;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import org.jfree.util.ObjectUtilities;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.jfree.util.PaintUtilities;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.jfree.util.PublicCloneable;<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span>/**<a name="line.66"></a>
<span class="sourceLineNo">067</span> * A box annotation that can be placed on an {@link XYPlot}.  The<a name="line.67"></a>
<span class="sourceLineNo">068</span> * box coordinates are specified in data space.<a name="line.68"></a>
<span class="sourceLineNo">069</span> */<a name="line.69"></a>
<span class="sourceLineNo">070</span>public class XYBoxAnnotation extends AbstractXYAnnotation<a name="line.70"></a>
<span class="sourceLineNo">071</span>        implements Cloneable, PublicCloneable, Serializable {<a name="line.71"></a>
<span class="sourceLineNo">072</span><a name="line.72"></a>
<span class="sourceLineNo">073</span>    /** For serialization. */<a name="line.73"></a>
<span class="sourceLineNo">074</span>    private static final long serialVersionUID = 6764703772526757457L;<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span>    /** The lower x-coordinate. */<a name="line.76"></a>
<span class="sourceLineNo">077</span>    private double x0;<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span>    /** The lower y-coordinate. */<a name="line.79"></a>
<span class="sourceLineNo">080</span>    private double y0;<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span>    /** The upper x-coordinate. */<a name="line.82"></a>
<span class="sourceLineNo">083</span>    private double x1;<a name="line.83"></a>
<span class="sourceLineNo">084</span><a name="line.84"></a>
<span class="sourceLineNo">085</span>    /** The upper y-coordinate. */<a name="line.85"></a>
<span class="sourceLineNo">086</span>    private double y1;<a name="line.86"></a>
<span class="sourceLineNo">087</span><a name="line.87"></a>
<span class="sourceLineNo">088</span>    /** The stroke used to draw the box outline. */<a name="line.88"></a>
<span class="sourceLineNo">089</span>    private transient Stroke stroke;<a name="line.89"></a>
<span class="sourceLineNo">090</span><a name="line.90"></a>
<span class="sourceLineNo">091</span>    /** The paint used to draw the box outline. */<a name="line.91"></a>
<span class="sourceLineNo">092</span>    private transient Paint outlinePaint;<a name="line.92"></a>
<span class="sourceLineNo">093</span><a name="line.93"></a>
<span class="sourceLineNo">094</span>    /** The paint used to fill the box. */<a name="line.94"></a>
<span class="sourceLineNo">095</span>    private transient Paint fillPaint;<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span>    /**<a name="line.97"></a>
<span class="sourceLineNo">098</span>     * Creates a new annotation (where, by default, the box is drawn<a name="line.98"></a>
<span class="sourceLineNo">099</span>     * with a black outline).<a name="line.99"></a>
<span class="sourceLineNo">100</span>     *<a name="line.100"></a>
<span class="sourceLineNo">101</span>     * @param x0  the lower x-coordinate of the box (in data space).<a name="line.101"></a>
<span class="sourceLineNo">102</span>     * @param y0  the lower y-coordinate of the box (in data space).<a name="line.102"></a>
<span class="sourceLineNo">103</span>     * @param x1  the upper x-coordinate of the box (in data space).<a name="line.103"></a>
<span class="sourceLineNo">104</span>     * @param y1  the upper y-coordinate of the box (in data space).<a name="line.104"></a>
<span class="sourceLineNo">105</span>     */<a name="line.105"></a>
<span class="sourceLineNo">106</span>    public XYBoxAnnotation(double x0, double y0, double x1, double y1) {<a name="line.106"></a>
<span class="sourceLineNo">107</span>        this(x0, y0, x1, y1, new BasicStroke(1.0f), Color.black);<a name="line.107"></a>
<span class="sourceLineNo">108</span>    }<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span>    /**<a name="line.110"></a>
<span class="sourceLineNo">111</span>     * Creates a new annotation where the box is drawn as an outline using<a name="line.111"></a>
<span class="sourceLineNo">112</span>     * the specified &lt;code&gt;stroke&lt;/code&gt; and &lt;code&gt;outlinePaint&lt;/code&gt;.<a name="line.112"></a>
<span class="sourceLineNo">113</span>     *<a name="line.113"></a>
<span class="sourceLineNo">114</span>     * @param x0  the lower x-coordinate of the box (in data space).<a name="line.114"></a>
<span class="sourceLineNo">115</span>     * @param y0  the lower y-coordinate of the box (in data space).<a name="line.115"></a>
<span class="sourceLineNo">116</span>     * @param x1  the upper x-coordinate of the box (in data space).<a name="line.116"></a>
<span class="sourceLineNo">117</span>     * @param y1  the upper y-coordinate of the box (in data space).<a name="line.117"></a>
<span class="sourceLineNo">118</span>     * @param stroke  the shape stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.118"></a>
<span class="sourceLineNo">119</span>     * @param outlinePaint  the shape color (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.119"></a>
<span class="sourceLineNo">120</span>     */<a name="line.120"></a>
<span class="sourceLineNo">121</span>    public XYBoxAnnotation(double x0, double y0, double x1, double y1,<a name="line.121"></a>
<span class="sourceLineNo">122</span>                           Stroke stroke, Paint outlinePaint) {<a name="line.122"></a>
<span class="sourceLineNo">123</span>        this(x0, y0, x1, y1, stroke, outlinePaint, null);<a name="line.123"></a>
<span class="sourceLineNo">124</span>    }<a name="line.124"></a>
<span class="sourceLineNo">125</span><a name="line.125"></a>
<span class="sourceLineNo">126</span>    /**<a name="line.126"></a>
<span class="sourceLineNo">127</span>     * Creates a new annotation.<a name="line.127"></a>
<span class="sourceLineNo">128</span>     *<a name="line.128"></a>
<span class="sourceLineNo">129</span>     * @param x0  the lower x-coordinate of the box (in data space).<a name="line.129"></a>
<span class="sourceLineNo">130</span>     * @param y0  the lower y-coordinate of the box (in data space).<a name="line.130"></a>
<span class="sourceLineNo">131</span>     * @param x1  the upper x-coordinate of the box (in data space).<a name="line.131"></a>
<span class="sourceLineNo">132</span>     * @param y1  the upper y-coordinate of the box (in data space).<a name="line.132"></a>
<span class="sourceLineNo">133</span>     * @param stroke  the shape stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.133"></a>
<span class="sourceLineNo">134</span>     * @param outlinePaint  the shape color (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.134"></a>
<span class="sourceLineNo">135</span>     * @param fillPaint  the paint used to fill the shape (&lt;code&gt;null&lt;/code&gt;<a name="line.135"></a>
<span class="sourceLineNo">136</span>     *                   permitted).<a name="line.136"></a>
<span class="sourceLineNo">137</span>     */<a name="line.137"></a>
<span class="sourceLineNo">138</span>    public XYBoxAnnotation(double x0, double y0, double x1, double y1,<a name="line.138"></a>
<span class="sourceLineNo">139</span>                           Stroke stroke, Paint outlinePaint, Paint fillPaint) {<a name="line.139"></a>
<span class="sourceLineNo">140</span>        super();<a name="line.140"></a>
<span class="sourceLineNo">141</span>        this.x0 = x0;<a name="line.141"></a>
<span class="sourceLineNo">142</span>        this.y0 = y0;<a name="line.142"></a>
<span class="sourceLineNo">143</span>        this.x1 = x1;<a name="line.143"></a>
<span class="sourceLineNo">144</span>        this.y1 = y1;<a name="line.144"></a>
<span class="sourceLineNo">145</span>        this.stroke = stroke;<a name="line.145"></a>
<span class="sourceLineNo">146</span>        this.outlinePaint = outlinePaint;<a name="line.146"></a>
<span class="sourceLineNo">147</span>        this.fillPaint = fillPaint;<a name="line.147"></a>
<span class="sourceLineNo">148</span>    }<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span>    /**<a name="line.150"></a>
<span class="sourceLineNo">151</span>     * Draws the annotation.  This method is usually called by the<a name="line.151"></a>
<span class="sourceLineNo">152</span>     * {@link XYPlot} class, you shouldn't need to call it directly.<a name="line.152"></a>
<span class="sourceLineNo">153</span>     *<a name="line.153"></a>
<span class="sourceLineNo">154</span>     * @param g2  the graphics device.<a name="line.154"></a>
<span class="sourceLineNo">155</span>     * @param plot  the plot.<a name="line.155"></a>
<span class="sourceLineNo">156</span>     * @param dataArea  the data area.<a name="line.156"></a>
<span class="sourceLineNo">157</span>     * @param domainAxis  the domain axis.<a name="line.157"></a>
<span class="sourceLineNo">158</span>     * @param rangeAxis  the range axis.<a name="line.158"></a>
<span class="sourceLineNo">159</span>     * @param rendererIndex  the renderer index.<a name="line.159"></a>
<span class="sourceLineNo">160</span>     * @param info  the plot rendering info.<a name="line.160"></a>
<span class="sourceLineNo">161</span>     */<a name="line.161"></a>
<span class="sourceLineNo">162</span>    public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,<a name="line.162"></a>
<span class="sourceLineNo">163</span>                     ValueAxis domainAxis, ValueAxis rangeAxis,<a name="line.163"></a>
<span class="sourceLineNo">164</span>                     int rendererIndex, PlotRenderingInfo info) {<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span>        PlotOrientation orientation = plot.getOrientation();<a name="line.166"></a>
<span class="sourceLineNo">167</span>        RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(<a name="line.167"></a>
<span class="sourceLineNo">168</span>                plot.getDomainAxisLocation(), orientation);<a name="line.168"></a>
<span class="sourceLineNo">169</span>        RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(<a name="line.169"></a>
<span class="sourceLineNo">170</span>                plot.getRangeAxisLocation(), orientation);<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span>        double transX0 = domainAxis.valueToJava2D(this.x0, dataArea,<a name="line.172"></a>
<span class="sourceLineNo">173</span>                domainEdge);<a name="line.173"></a>
<span class="sourceLineNo">174</span>        double transY0 = rangeAxis.valueToJava2D(this.y0, dataArea, rangeEdge);<a name="line.174"></a>
<span class="sourceLineNo">175</span>        double transX1 = domainAxis.valueToJava2D(this.x1, dataArea,<a name="line.175"></a>
<span class="sourceLineNo">176</span>                domainEdge);<a name="line.176"></a>
<span class="sourceLineNo">177</span>        double transY1 = rangeAxis.valueToJava2D(this.y1, dataArea, rangeEdge);<a name="line.177"></a>
<span class="sourceLineNo">178</span><a name="line.178"></a>
<span class="sourceLineNo">179</span>        Rectangle2D box = null;<a name="line.179"></a>
<span class="sourceLineNo">180</span>        if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.180"></a>
<span class="sourceLineNo">181</span>            box = new Rectangle2D.Double(transY0, transX1, transY1 - transY0,<a name="line.181"></a>
<span class="sourceLineNo">182</span>                    transX0 - transX1);<a name="line.182"></a>
<span class="sourceLineNo">183</span>        }<a name="line.183"></a>
<span class="sourceLineNo">184</span>        else if (orientation == PlotOrientation.VERTICAL) {<a name="line.184"></a>
<span class="sourceLineNo">185</span>            box = new Rectangle2D.Double(transX0, transY1, transX1 - transX0,<a name="line.185"></a>
<span class="sourceLineNo">186</span>                    transY0 - transY1);<a name="line.186"></a>
<span class="sourceLineNo">187</span>        }<a name="line.187"></a>
<span class="sourceLineNo">188</span><a name="line.188"></a>
<span class="sourceLineNo">189</span>        if (this.fillPaint != null) {<a name="line.189"></a>
<span class="sourceLineNo">190</span>            g2.setPaint(this.fillPaint);<a name="line.190"></a>
<span class="sourceLineNo">191</span>            g2.fill(box);<a name="line.191"></a>
<span class="sourceLineNo">192</span>        }<a name="line.192"></a>
<span class="sourceLineNo">193</span><a name="line.193"></a>
<span class="sourceLineNo">194</span>        if (this.stroke != null &amp;&amp; this.outlinePaint != null) {<a name="line.194"></a>
<span class="sourceLineNo">195</span>            g2.setPaint(this.outlinePaint);<a name="line.195"></a>
<span class="sourceLineNo">196</span>            g2.setStroke(this.stroke);<a name="line.196"></a>
<span class="sourceLineNo">197</span>            g2.draw(box);<a name="line.197"></a>
<span class="sourceLineNo">198</span>        }<a name="line.198"></a>
<span class="sourceLineNo">199</span>        addEntity(info, box, rendererIndex, getToolTipText(), getURL());<a name="line.199"></a>
<span class="sourceLineNo">200</span><a name="line.200"></a>
<span class="sourceLineNo">201</span>    }<a name="line.201"></a>
<span class="sourceLineNo">202</span><a name="line.202"></a>
<span class="sourceLineNo">203</span>    /**<a name="line.203"></a>
<span class="sourceLineNo">204</span>     * Tests this annotation for equality with an arbitrary object.<a name="line.204"></a>
<span class="sourceLineNo">205</span>     *<a name="line.205"></a>
<span class="sourceLineNo">206</span>     * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.206"></a>
<span class="sourceLineNo">207</span>     *<a name="line.207"></a>
<span class="sourceLineNo">208</span>     * @return A boolean.<a name="line.208"></a>
<span class="sourceLineNo">209</span>     */<a name="line.209"></a>
<span class="sourceLineNo">210</span>    public boolean equals(Object obj) {<a name="line.210"></a>
<span class="sourceLineNo">211</span>        if (obj == this) {<a name="line.211"></a>
<span class="sourceLineNo">212</span>            return true;<a name="line.212"></a>
<span class="sourceLineNo">213</span>        }<a name="line.213"></a>
<span class="sourceLineNo">214</span>        // now try to reject equality<a name="line.214"></a>
<span class="sourceLineNo">215</span>        if (!super.equals(obj)) {<a name="line.215"></a>
<span class="sourceLineNo">216</span>            return false;<a name="line.216"></a>
<span class="sourceLineNo">217</span>        }<a name="line.217"></a>
<span class="sourceLineNo">218</span>        if (!(obj instanceof XYBoxAnnotation)) {<a name="line.218"></a>
<span class="sourceLineNo">219</span>            return false;<a name="line.219"></a>
<span class="sourceLineNo">220</span>        }<a name="line.220"></a>
<span class="sourceLineNo">221</span>        XYBoxAnnotation that = (XYBoxAnnotation) obj;<a name="line.221"></a>
<span class="sourceLineNo">222</span>        if (!(this.x0 == that.x0)) {<a name="line.222"></a>
<span class="sourceLineNo">223</span>            return false;<a name="line.223"></a>
<span class="sourceLineNo">224</span>        }<a name="line.224"></a>
<span class="sourceLineNo">225</span>        if (!(this.y0 == that.y0)) {<a name="line.225"></a>
<span class="sourceLineNo">226</span>            return false;<a name="line.226"></a>
<span class="sourceLineNo">227</span>        }<a name="line.227"></a>
<span class="sourceLineNo">228</span>        if (!(this.x1 == that.x1)) {<a name="line.228"></a>
<span class="sourceLineNo">229</span>            return false;<a name="line.229"></a>
<span class="sourceLineNo">230</span>        }<a name="line.230"></a>
<span class="sourceLineNo">231</span>        if (!(this.y1 == that.y1)) {<a name="line.231"></a>
<span class="sourceLineNo">232</span>            return false;<a name="line.232"></a>
<span class="sourceLineNo">233</span>        }<a name="line.233"></a>
<span class="sourceLineNo">234</span>        if (!ObjectUtilities.equal(this.stroke, that.stroke)) {<a name="line.234"></a>
<span class="sourceLineNo">235</span>            return false;<a name="line.235"></a>
<span class="sourceLineNo">236</span>        }<a name="line.236"></a>
<span class="sourceLineNo">237</span>        if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) {<a name="line.237"></a>
<span class="sourceLineNo">238</span>            return false;<a name="line.238"></a>
<span class="sourceLineNo">239</span>        }<a name="line.239"></a>
<span class="sourceLineNo">240</span>        if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) {<a name="line.240"></a>
<span class="sourceLineNo">241</span>            return false;<a name="line.241"></a>
<span class="sourceLineNo">242</span>        }<a name="line.242"></a>
<span class="sourceLineNo">243</span>        // seem to be the same<a name="line.243"></a>
<span class="sourceLineNo">244</span>        return true;<a name="line.244"></a>
<span class="sourceLineNo">245</span>    }<a name="line.245"></a>
<span class="sourceLineNo">246</span><a name="line.246"></a>
<span class="sourceLineNo">247</span>    /**<a name="line.247"></a>
<span class="sourceLineNo">248</span>     * Returns a hash code.<a name="line.248"></a>
<span class="sourceLineNo">249</span>     *<a name="line.249"></a>
<span class="sourceLineNo">250</span>     * @return A hash code.<a name="line.250"></a>
<span class="sourceLineNo">251</span>     */<a name="line.251"></a>
<span class="sourceLineNo">252</span>    public int hashCode() {<a name="line.252"></a>
<span class="sourceLineNo">253</span>        int result;<a name="line.253"></a>
<span class="sourceLineNo">254</span>        long temp;<a name="line.254"></a>
<span class="sourceLineNo">255</span>        temp = Double.doubleToLongBits(this.x0);<a name="line.255"></a>
<span class="sourceLineNo">256</span>        result = (int) (temp ^ (temp &gt;&gt;&gt; 32));<a name="line.256"></a>
<span class="sourceLineNo">257</span>        temp = Double.doubleToLongBits(this.x1);<a name="line.257"></a>
<span class="sourceLineNo">258</span>        result = 29 * result + (int) (temp ^ (temp &gt;&gt;&gt; 32));<a name="line.258"></a>
<span class="sourceLineNo">259</span>        temp = Double.doubleToLongBits(this.y0);<a name="line.259"></a>
<span class="sourceLineNo">260</span>        result = 29 * result + (int) (temp ^ (temp &gt;&gt;&gt; 32));<a name="line.260"></a>
<span class="sourceLineNo">261</span>        temp = Double.doubleToLongBits(this.y1);<a name="line.261"></a>
<span class="sourceLineNo">262</span>        result = 29 * result + (int) (temp ^ (temp &gt;&gt;&gt; 32));<a name="line.262"></a>
<span class="sourceLineNo">263</span>        return result;<a name="line.263"></a>
<span class="sourceLineNo">264</span>    }<a name="line.264"></a>
<span class="sourceLineNo">265</span><a name="line.265"></a>
<span class="sourceLineNo">266</span>    /**<a name="line.266"></a>
<span class="sourceLineNo">267</span>     * Returns a clone.<a name="line.267"></a>
<span class="sourceLineNo">268</span>     *<a name="line.268"></a>
<span class="sourceLineNo">269</span>     * @return A clone.<a name="line.269"></a>
<span class="sourceLineNo">270</span>     *<a name="line.270"></a>
<span class="sourceLineNo">271</span>     * @throws CloneNotSupportedException not thrown by this class, but may be<a name="line.271"></a>
<span class="sourceLineNo">272</span>     *                                    by subclasses.<a name="line.272"></a>
<span class="sourceLineNo">273</span>     */<a name="line.273"></a>
<span class="sourceLineNo">274</span>    public Object clone() throws CloneNotSupportedException {<a name="line.274"></a>
<span class="sourceLineNo">275</span>        return super.clone();<a name="line.275"></a>
<span class="sourceLineNo">276</span>    }<a name="line.276"></a>
<span class="sourceLineNo">277</span><a name="line.277"></a>
<span class="sourceLineNo">278</span>    /**<a name="line.278"></a>
<span class="sourceLineNo">279</span>     * Provides serialization support.<a name="line.279"></a>
<span class="sourceLineNo">280</span>     *<a name="line.280"></a>
<span class="sourceLineNo">281</span>     * @param stream  the output stream (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.281"></a>
<span class="sourceLineNo">282</span>     *<a name="line.282"></a>
<span class="sourceLineNo">283</span>     * @throws IOException if there is an I/O error.<a name="line.283"></a>
<span class="sourceLineNo">284</span>     */<a name="line.284"></a>
<span class="sourceLineNo">285</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.285"></a>
<span class="sourceLineNo">286</span>        stream.defaultWriteObject();<a name="line.286"></a>
<span class="sourceLineNo">287</span>        SerialUtilities.writeStroke(this.stroke, stream);<a name="line.287"></a>
<span class="sourceLineNo">288</span>        SerialUtilities.writePaint(this.outlinePaint, stream);<a name="line.288"></a>
<span class="sourceLineNo">289</span>        SerialUtilities.writePaint(this.fillPaint, stream);<a name="line.289"></a>
<span class="sourceLineNo">290</span>    }<a name="line.290"></a>
<span class="sourceLineNo">291</span><a name="line.291"></a>
<span class="sourceLineNo">292</span>    /**<a name="line.292"></a>
<span class="sourceLineNo">293</span>     * Provides serialization support.<a name="line.293"></a>
<span class="sourceLineNo">294</span>     *<a name="line.294"></a>
<span class="sourceLineNo">295</span>     * @param stream  the input stream (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.295"></a>
<span class="sourceLineNo">296</span>     *<a name="line.296"></a>
<span class="sourceLineNo">297</span>     * @throws IOException  if there is an I/O error.<a name="line.297"></a>
<span class="sourceLineNo">298</span>     * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.298"></a>
<span class="sourceLineNo">299</span>     */<a name="line.299"></a>
<span class="sourceLineNo">300</span>    private void readObject(ObjectInputStream stream)<a name="line.300"></a>
<span class="sourceLineNo">301</span>        throws IOException, ClassNotFoundException {<a name="line.301"></a>
<span class="sourceLineNo">302</span><a name="line.302"></a>
<span class="sourceLineNo">303</span>        stream.defaultReadObject();<a name="line.303"></a>
<span class="sourceLineNo">304</span>        this.stroke = SerialUtilities.readStroke(stream);<a name="line.304"></a>
<span class="sourceLineNo">305</span>        this.outlinePaint = SerialUtilities.readPaint(stream);<a name="line.305"></a>
<span class="sourceLineNo">306</span>        this.fillPaint = SerialUtilities.readPaint(stream);<a name="line.306"></a>
<span class="sourceLineNo">307</span>    }<a name="line.307"></a>
<span class="sourceLineNo">308</span><a name="line.308"></a>
<span class="sourceLineNo">309</span>}<a name="line.309"></a>




























































</pre>
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